"Section 19 Alluvial Valley Floors"(PDF). Pinabete Permit Application Package. U.S. Department of the Interior, Office of Surface Mining Reclamation and Enforcement. Retrieved 2017-05-15.
"Upper San Juan Watershed Rapid Assessment". USDA Natural Resources Conservation Service. May 2010. Retrieved 2017-05-16. The page lists all completed watershed assessments for the State of Colorado. The Upper San Juan and other watershed assessments are available as downloadable PDFs.